E♭ 13sus4
Also known as D♯ 13sus4
Same keys, different spelling.
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E♭13sus4
E♭ – A♭ – B♭ – D♭ – F – C
Formula:R-P4-P5-m7-M9-M13
Intervals:P1-P4-P5-m7-M9-M13
Scale Degrees:1-4-5-b7-9-13
Introduction
The E♭ 13sus4 chord is a six-note chord made up of E♭, A♭, B♭, D♭, F, and C. It is built from a root, perfect fourth, perfect fifth, minor seventh, major ninth, and major thirteenth.
Notes
Key Signature
The key of Eb 13sus4 has 3 flats.
B♭E♭A♭
Order of flats
Flats are added in a fixed order — the reverse of the sharp order. Each new flat key adds the next flat on the list.
B♭E♭A♭D♭G♭C♭F♭
Mnemonic: Battle Ends And Down Goes Charles’ Father
Chords in the Key of E♭ Major
These are the diatonic triads built on each degree of the E♭ major scale:
C
D
E
F
G
A
B
C
D
E
F
G
A
B
I — E♭ Major (major)
Theory: Intervals
Formula: R-P4-P5-m7-M9-M13
Intervals: P1-P4-P5-m7-M9-M13
The E♭ 13sus4 is built by stacking intervals from the root note. The formula R-P4-P5-m7-M9-M13 describes the scale degrees used. The intervals P1-P4-P5-m7-M9-M13 show the distance between each note in the chord.
E♭ 13sus4 — Frequently Asked Questions
What notes are in the Eb 13sus4 chord?
The Eb 13sus4 chord (Eb13sus4) contains 6 notes: Eb, Ab, Bb, Db, F, C. Formula: R-P4-P5-m7-M9-M13.
How is Eb13sus4 used in music?
Eb13sus4 is used in jazz, fusion, and contemporary music to add harmonic color. It appears as a dominant or tonic chord depending on context.
What is the scale degree formula for Eb13sus4?
Eb13sus4 uses scale degrees 1-4-5-b7-9-13, giving it its distinctive sound.
Practice Tips
- Start by placing your thumb on Eb and spacing remaining fingers across the chord.
- Practice Eb13sus4 slowly with separate hands before combining.
- Listen carefully to the tension created by the altered tones in this chord.
- Try voicing Eb13sus4 in different octaves to find the most comfortable position.
- Resolve Eb13sus4 to a nearby chord to hear its function in context.
Related Tools
Chord FinderLook up any chord — see the notes, hear it, and play along.Chord DrillTimed drills to build speed and recognition across all chord types.Practice RoomPlug in a MIDI keyboard and get real-time feedback on every chord and scale.Circle of FifthsVisualize key relationships, relative minors, and key signatures.MIDI MonitorLive MIDI message stream with note names, velocity, and a scrolling staff.